US2608375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve for fuel injection systems
Assignee: Vinters Armstrongs Ltd
•
Filing: 1946-08-20
•
Granted: 1952-08-26
•
Expires: 1966-08-20
Abstract
No abstract record available.
Inventors
- 👤 Davies Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:13
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M63/00; F02M2700/00; F02M2700/07; F02M2700/071
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US623270A
Cited
USRE15225E
Cited
US1153759A
Cited
FR545507A
Cited
US1508656A
Cited
US1593510A
Cited
US1970039A
Cited
US1825290A
Cited
GB312573A
Cited
US2163313A
Cited
US2397269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-26 | 1956-02-25 | 1956-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-26 | 1960-02-25 | 1960-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-26 | 1964-02-25 | 1964-08-26 | $7700.00 | Window Closed / Lapsed |